Homework Help

How do I solve this math question? 2x^2(-3x^2)^4

user profile pic

cecilea250 | eNotes Newbie

Posted May 10, 2013 at 3:31 AM via web

dislike 1 like

How do I solve this math question?

2x^2(-3x^2)^4

1 Answer | Add Yours

user profile pic

pramodpandey | College Teacher | Valedictorian

Posted May 10, 2013 at 3:56 AM (Answer #1)

dislike 1 like

We have

`2x^2(-3x^2)^4`

We know that `(ab)^m=a^mb^m ,(a^m)^n=a^(mn),and a^mxxa^n=a^(m+n)`

Thus

`2x^2(-3x^2)^4=2x^2(-3)^4(x^2)^4`

`=2xx81xx x^2 xx x^(2xx4)`

`=162x^(2+8)`

`=162x^10`

Join to answer this question

Join a community of thousands of dedicated teachers and students.

Join eNotes